diff --git a/test/spec/ol/source/tile.test.js b/test/spec/ol/source/tile.test.js
index 181358a9c1..c7f454aa8d 100644
--- a/test/spec/ol/source/tile.test.js
+++ b/test/spec/ol/source/tile.test.js
@@ -1,5 +1,3 @@
-goog.provide('ol.test.source.TileSource'); // eslint-disable-line openlayers-internal/valid-provide
-
 goog.require('ol');
 goog.require('ol.Tile');
 goog.require('ol.TileRange');
@@ -18,7 +16,7 @@ goog.require('ol.tilegrid.TileGrid');
  * @param {Object.<string, ol.TileState>} tileStates Lookup of tile key to
  *     tile state.
  */
-ol.test.source.TileSource.Mock = function(tileStates) {
+var MockTile = function(tileStates) {
   var tileGrid = new ol.tilegrid.TileGrid({
     resolutions: [360 / 256, 180 / 256, 90 / 256, 45 / 256],
     origin: [-180, -180],
@@ -35,13 +33,13 @@ ol.test.source.TileSource.Mock = function(tileStates) {
   }
 
 };
-ol.inherits(ol.test.source.TileSource.Mock, ol.source.Tile);
+ol.inherits(MockTile, ol.source.Tile);
 
 
 /**
  * @inheritDoc
  */
-ol.test.source.TileSource.Mock.prototype.getTile = function(z, x, y) {
+MockTile.prototype.getTile = function(z, x, y) {
   var key = this.getKeyZXY(z, x, y);
   if (this.tileCache.containsKey(key)) {
     return /** @type {!ol.Tile} */ (this.tileCache.get(key));
@@ -121,7 +119,7 @@ describe('ol.source.Tile', function() {
     });
 
     it('does not call the callback if no tiles are loaded', function() {
-      var source = new ol.test.source.TileSource.Mock({});
+      var source = new MockTile({});
       var grid = source.getTileGrid();
       var extent = [-180, -180, 180, 180];
       var zoom = 3;
@@ -132,7 +130,7 @@ describe('ol.source.Tile', function() {
     });
 
     it('does not call getTile() if no tiles are loaded', function() {
-      var source = new ol.test.source.TileSource.Mock({});
+      var source = new MockTile({});
       sinon.spy(source, 'getTile');
       var grid = source.getTileGrid();
       var extent = [-180, -180, 180, 180];
@@ -146,7 +144,7 @@ describe('ol.source.Tile', function() {
 
 
     it('calls callback for each loaded tile', function() {
-      var source = new ol.test.source.TileSource.Mock({
+      var source = new MockTile({
         '1/0/0': 2, // LOADED
         '1/0/1': 2, // LOADED
         '1/1/0': 1, // LOADING,
@@ -162,7 +160,7 @@ describe('ol.source.Tile', function() {
 
     it('returns true if range is fully loaded', function() {
       // a source with no loaded tiles
-      var source = new ol.test.source.TileSource.Mock({
+      var source = new MockTile({
         '1/0/0': 2, // LOADED,
         '1/0/1': 2, // LOADED,
         '1/1/0': 2, // LOADED,
@@ -182,7 +180,7 @@ describe('ol.source.Tile', function() {
 
     it('returns false if range is not fully loaded', function() {
       // a source with no loaded tiles
-      var source = new ol.test.source.TileSource.Mock({
+      var source = new MockTile({
         '1/0/0': 2, // LOADED,
         '1/0/1': 2, // LOADED,
         '1/1/0': 1, // LOADING,
@@ -202,7 +200,7 @@ describe('ol.source.Tile', function() {
 
     it('allows callback to override loaded check', function() {
       // a source with no loaded tiles
-      var source = new ol.test.source.TileSource.Mock({
+      var source = new MockTile({
         '1/0/0': 2, // LOADED,
         '1/0/1': 2, // LOADED,
         '1/1/0': 2, // LOADED,
@@ -274,7 +272,7 @@ describe('ol.source.Tile', function() {
   describe('#refresh()', function() {
     it('checks clearing of internal state', function() {
       // create a source with one loaded tile
-      var source = new ol.test.source.TileSource.Mock({
+      var source = new MockTile({
         '1/0/0': 2 // LOADED
       });
       // check the loaded tile is there
@@ -292,19 +290,19 @@ describe('ol.source.Tile', function() {
 });
 
 
-describe('ol.test.source.TileSource.Mock', function() {
+describe('MockTile', function() {
 
   describe('constructor', function() {
     it('creates a tile source', function() {
-      var source = new ol.test.source.TileSource.Mock({});
+      var source = new MockTile({});
       expect(source).to.be.a(ol.source.Tile);
-      expect(source).to.be.a(ol.test.source.TileSource.Mock);
+      expect(source).to.be.a(MockTile);
     });
   });
 
   describe('#getTile()', function() {
     it('returns a tile with state based on constructor arg', function() {
-      var source = new ol.test.source.TileSource.Mock({
+      var source = new MockTile({
         '0/0/0': 2, // LOADED,
         '1/0/0': 2 // LOADED
       });